TY  - GEN
AU  - Klass,Perri
TI  - Close calls
SN  - 1533-4406
PY  - 2008///0911
KW  - Baseball
KW  - Emergencies
KW  - Humans
KW  - Metaphor
KW  - Pediatrics
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1056/NEJMp0804351
ER  -